Cita APA (7a ed.)

Spergel, I. A. (1995). The Youth Gang Problem: A Community Approach. Oxford University Press.

Cita Chicago Style (17a ed.)

Spergel, Irving A. The Youth Gang Problem: A Community Approach. [Erscheinungsort nicht ermittelbar]: Oxford University Press, 1995.

Cita MLA (9a ed.)

Spergel, Irving A. The Youth Gang Problem: A Community Approach. Oxford University Press, 1995.